Split

var arr:Array = new Array();

firstSet();

function firstSet():void{
    var mc:MovieClip = new MovieClip();
    mc.name = 0 + "_" + 1 + "_" + 2;
    arrSet(mc.name);
}

function arrSet(_sT:String):void{
    arr = _sT.split("_", 3);
    trace(arr[0], arr[1], arr[2])
}


출력값 : 0, 1, 2